Dataset info
| Number of variables | 8 |
|---|---|
| Number of observations | 244 |
| Missing cells | 0 (0.0%) |
| Duplicate rows | 1 (0.4%) |
| Total size in memory | 9.1 KiB |
| Average record size in memory | 38.3 B |
Variables types
| Numeric | 4 |
|---|---|
| Categorical | 3 |
| Boolean | 1 |
| Date | 0 |
| URL | 0 |
| Text (Unique) | 0 |
| Rejected | 0 |
| Unsupported | 0 |
Warnings
| Dataset has 1 (0.4%) duplicate rows | Warning |
day
Categorical
| Distinct count | 4 |
|---|---|
| Unique (%) | 1.6% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Sat | |
|---|---|
| Sun | |
| Thur |
| Value | Count | Frequency (%) | |
| Sat | 87 | 35.7% | |
| Sun | 76 | 31.1% | |
| Thur | 62 | 25.4% | |
| Fri | 19 | 7.8% |
| Max length | 4 |
|---|---|
| Mean length | 3.254098361 |
| Min length | 3 |
| Contains chars | True |
| Contains digits | False |
| Contains spaces | False |
| Contains non-words | False |
ratio_tip_bill
Numeric
| Distinct count | 242 |
|---|---|
| Unique (%) | 99.2% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 0.1608025817 |
|---|---|
| Minimum | 0.03563813585 |
| Maximum | 0.7103448276 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 0.03563813585 |
|---|---|
| 5-th percentile | 0.07866288911 |
| Q1 | 0.1291273617 |
| Median | 0.1547697713 |
| Q3 | 0.1914754863 |
| 95-th percentile | 0.2407381643 |
| Maximum | 0.7103448276 |
| Range | 0.6747066917 |
| Interquartile range | 0.06234812459 |
Descriptive statistics
| Standard deviation | 0.06107220419 |
|---|---|
| Coef of variation | 0.3797961671 |
| Kurtosis | 27.13145067 |
| Mean | 0.1608025817 |
| MAD | 0.04000907329 |
| Skewness | 3.349217025 |
| Sum | 39.23582994 |
| Variance | 0.003729814125 |
| Memory size | 2.0 KiB |
Histogram with fixed size bins (bins=50)
Histogram with variable size bins (bins=[0.03563814 0.07238261 0.1160269 0.20619333 0.28626242 0.71034483], "bayesian blocks" binning strategy used)
| Value | Count | Frequency (%) | |
| 0.1448225923 | 2 | 0.8% | |
| 0.1538461538 | 2 | 0.8% | |
| 0.1067708333 | 1 | 0.4% | |
| 0.2412545235 | 1 | 0.4% | |
| 0.1697965571 | 1 | 0.4% | |
| 0.2634803922 | 1 | 0.4% | |
| 0.1809210526 | 1 | 0.4% | |
| 0.1184146931 | 1 | 0.4% | |
| 0.07180385289 | 1 | 0.4% | |
| 0.15 | 1 | 0.4% | |
| Other values (232) | 232 | 95.1% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 0.03563813585 | 1 | 0.4% | |
| 0.05643340858 | 1 | 0.4% | |
| 0.05679666793 | 1 | 0.4% | |
| 0.05944673337 | 1 | 0.4% | |
| 0.06565988181 | 1 | 0.4% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 0.7103448276 | 1 | 0.4% | |
| 0.4166666667 | 1 | 0.4% | |
| 0.325732899 | 1 | 0.4% | |
| 0.2919896641 | 1 | 0.4% | |
| 0.2805351748 | 1 | 0.4% |
sex
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.8% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Male | |
|---|---|
| Female |
| Value | Count | Frequency (%) | |
| Male | 157 | 64.3% | |
| Female | 87 | 35.7% |
| Max length | 6 |
|---|---|
| Mean length | 4.713114754 |
| Min length | 4 |
| Contains chars | True |
| Contains digits | False |
| Contains spaces | False |
| Contains non-words | False |
size
Numeric
| Distinct count | 6 |
|---|---|
| Unique (%) | 2.5% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.569672131 |
|---|---|
| Minimum | 1 |
| Maximum | 6 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 2 |
| Q1 | 2 |
| Median | 2 |
| Q3 | 3 |
| 95-th percentile | 4 |
| Maximum | 6 |
| Range | 5 |
| Interquartile range | 1 |
Descriptive statistics
| Standard deviation | 0.9510998047 |
|---|---|
| Coef of variation | 0.3701249639 |
| Kurtosis | 1.731700066 |
| Mean | 2.569672131 |
| MAD | 0.7798978769 |
| Skewness | 1.447881539 |
| Sum | 627 |
| Variance | 0.9045908386 |
| Memory size | 2.0 KiB |
Histogram with fixed size bins (bins=6)
Histogram with variable size bins (bins=[1. 1.5 2.5 4.5 6. ], "bayesian blocks" binning strategy used)
| Value | Count | Frequency (%) | |
| 2 | 156 | 63.9% | |
| 3 | 38 | 15.6% | |
| 4 | 37 | 15.2% | |
| 5 | 5 | 2.0% | |
| 6 | 4 | 1.6% | |
| 1 | 4 | 1.6% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 4 | 1.6% | |
| 2 | 156 | 63.9% | |
| 3 | 38 | 15.6% | |
| 4 | 37 | 15.2% | |
| 5 | 5 | 2.0% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 6 | 4 | 1.6% | |
| 5 | 5 | 2.0% | |
| 4 | 37 | 15.2% | |
| 3 | 38 | 15.6% | |
| 2 | 156 | 63.9% |
smoker
Boolean
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.8% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| No | |
|---|---|
| Yes |
| Value | Count | Frequency (%) | |
| No | 151 | 61.9% | |
| Yes | 93 | 38.1% |
time
Categorical
| Distinct count | 2 |
|---|---|
| Unique (%) | 0.8% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Dinner | |
|---|---|
| Lunch |
| Value | Count | Frequency (%) | |
| Dinner | 176 | 72.1% | |
| Lunch | 68 | 27.9% |
| Max length | 6 |
|---|---|
| Mean length | 5.721311475 |
| Min length | 5 |
| Contains chars | True |
| Contains digits | False |
| Contains spaces | False |
| Contains non-words | False |
tip
Numeric
| Distinct count | 123 |
|---|---|
| Unique (%) | 50.4% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 2.998278689 |
|---|---|
| Minimum | 1 |
| Maximum | 10 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 1 |
|---|---|
| 5-th percentile | 1.44 |
| Q1 | 2 |
| Median | 2.9 |
| Q3 | 3.5625 |
| 95-th percentile | 5.1955 |
| Maximum | 10 |
| Range | 9 |
| Interquartile range | 1.5625 |
Descriptive statistics
| Standard deviation | 1.383638189 |
|---|---|
| Coef of variation | 0.4614775118 |
| Kurtosis | 3.648375873 |
| Mean | 2.998278689 |
| MAD | 1.033018678 |
| Skewness | 1.465451037 |
| Sum | 731.58 |
| Variance | 1.914454638 |
| Memory size | 2.0 KiB |
Histogram with fixed size bins (bins=50)
Histogram with variable size bins (bins=[ 1. 1.005 1.99 2.005 2.485 ... 3.505 3.96 4.03 5.185 10. ], "bayesian blocks" binning strategy used)
| Value | Count | Frequency (%) | |
| 2 | 33 | 13.5% | |
| 3 | 23 | 9.4% | |
| 4 | 12 | 4.9% | |
| 5 | 10 | 4.1% | |
| 2.5 | 10 | 4.1% | |
| 3.5 | 9 | 3.7% | |
| 1.5 | 9 | 3.7% | |
| 1 | 4 | 1.6% | |
| 1.25 | 3 | 1.2% | |
| 3.48 | 3 | 1.2% | |
| Other values (113) | 128 | 52.5% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 1 | 4 | 1.6% | |
| 1.01 | 1 | 0.4% | |
| 1.1 | 1 | 0.4% | |
| 1.17 | 1 | 0.4% | |
| 1.25 | 3 | 1.2% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 10 | 1 | 0.4% | |
| 9 | 1 | 0.4% | |
| 7.58 | 1 | 0.4% | |
| 6.73 | 1 | 0.4% | |
| 6.7 | 1 | 0.4% |
total_bill
Numeric
| Distinct count | 229 |
|---|---|
| Unique (%) | 93.9% |
| Missing (%) | 0.0% |
| Missing (n) | 0 |
| Infinite (%) | 0.0% |
| Infinite (n) | 0 |
| Mean | 19.78594262 |
|---|---|
| Minimum | 3.07 |
| Maximum | 50.81 |
| Zeros (%) | 0.0% |
Quantile statistics
| Minimum | 3.07 |
|---|---|
| 5-th percentile | 9.5575 |
| Q1 | 13.3475 |
| Median | 17.795 |
| Q3 | 24.1275 |
| 95-th percentile | 38.061 |
| Maximum | 50.81 |
| Range | 47.74 |
| Interquartile range | 10.78 |
Descriptive statistics
| Standard deviation | 8.902411955 |
|---|---|
| Coef of variation | 0.4499362059 |
| Kurtosis | 1.218484016 |
| Mean | 19.78594262 |
| MAD | 6.869440003 |
| Skewness | 1.133213038 |
| Sum | 4827.77 |
| Variance | 79.25293861 |
| Memory size | 2.0 KiB |
Histogram with fixed size bins (bins=50)
Histogram with variable size bins (bins=[ 3.07 9.575 21.085 35.045 50.81 ], "bayesian blocks" binning strategy used)
| Value | Count | Frequency (%) | |
| 13.42 | 3 | 1.2% | |
| 10.33 | 2 | 0.8% | |
| 20.29 | 2 | 0.8% | |
| 18.29 | 2 | 0.8% | |
| 17.92 | 2 | 0.8% | |
| 21.01 | 2 | 0.8% | |
| 13.81 | 2 | 0.8% | |
| 15.69 | 2 | 0.8% | |
| 15.98 | 2 | 0.8% | |
| 13 | 2 | 0.8% | |
| Other values (219) | 223 | 91.4% |
Minimum 5 values
| Value | Count | Frequency (%) | |
| 3.07 | 1 | 0.4% | |
| 5.75 | 1 | 0.4% | |
| 7.25 | 2 | 0.8% | |
| 7.51 | 1 | 0.4% | |
| 7.56 | 1 | 0.4% |
Maximum 5 values
| Value | Count | Frequency (%) | |
| 50.81 | 1 | 0.4% | |
| 48.33 | 1 | 0.4% | |
| 48.27 | 1 | 0.4% | |
| 48.17 | 1 | 0.4% | |
| 45.35 | 1 | 0.4% |
First rows
| day | ratio_tip_bill | sex | size | smoker | time | tip | total_bill | |
|---|---|---|---|---|---|---|---|---|
| 0 | Sun | 0.059447 | Female | 2 | No | Dinner | 1.01 | 16.99 |
| 1 | Sun | 0.160542 | Male | 3 | No | Dinner | 1.66 | 10.34 |
| 2 | Sun | 0.166587 | Male | 3 | No | Dinner | 3.50 | 21.01 |
| 3 | Sun | 0.139780 | Male | 2 | No | Dinner | 3.31 | 23.68 |
| 4 | Sun | 0.146808 | Female | 4 | No | Dinner | 3.61 | 24.59 |
| 5 | Sun | 0.186240 | Male | 4 | No | Dinner | 4.71 | 25.29 |
| 6 | Sun | 0.228050 | Male | 2 | No | Dinner | 2.00 | 8.77 |
| 7 | Sun | 0.116071 | Male | 4 | No | Dinner | 3.12 | 26.88 |
| 8 | Sun | 0.130319 | Male | 2 | No | Dinner | 1.96 | 15.04 |
| 9 | Sun | 0.218539 | Male | 2 | No | Dinner | 3.23 | 14.78 |
Last rows
| day | ratio_tip_bill | sex | size | smoker | time | tip | total_bill | |
|---|---|---|---|---|---|---|---|---|
| 234 | Sat | 0.193175 | Male | 2 | Yes | Dinner | 3.00 | 15.53 |
| 235 | Sat | 0.124131 | Male | 2 | No | Dinner | 1.25 | 10.07 |
| 236 | Sat | 0.079365 | Male | 2 | Yes | Dinner | 1.00 | 12.60 |
| 237 | Sat | 0.035638 | Male | 2 | Yes | Dinner | 1.17 | 32.83 |
| 238 | Sat | 0.130338 | Female | 3 | No | Dinner | 4.67 | 35.83 |
| 239 | Sat | 0.203927 | Male | 3 | No | Dinner | 5.92 | 29.03 |
| 240 | Sat | 0.073584 | Female | 2 | Yes | Dinner | 2.00 | 27.18 |
| 241 | Sat | 0.088222 | Male | 2 | Yes | Dinner | 2.00 | 22.67 |
| 242 | Sat | 0.098204 | Male | 2 | No | Dinner | 1.75 | 17.82 |
| 243 | Thur | 0.159744 | Female | 2 | No | Dinner | 3.00 | 18.78 |